[webcrypto] Add JWK import/export of RSA private keys (NSS).

content/child/webcrypto/shared_crypto.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/child/webcrypto/shared_crypto.h"
 
 #include "base/logging.h"
 #include "content/child/webcrypto/crypto_data.h"
 #include "content/child/webcrypto/jwk.h"
 #include "content/child/webcrypto/platform_crypto.h"
@@ skipping 29 matching lines @@
 }
 
 bool IsValidAesKeyLengthBits(unsigned int length_bits) {
   return length_bits == 128 || length_bits == 192 || length_bits == 256;
 }
 
 bool IsValidAesKeyLengthBytes(unsigned int length_bytes) {
   return length_bytes == 16 || length_bytes == 24 || length_bytes == 32;
 }
 
-Status ToPlatformSymKey(const blink::WebCryptoKey& key,
-                        platform::SymKey** out) {
-  *out = static_cast<platform::Key*>(key.handle())->AsSymKey();
-  if (!*out)
-    return Status::ErrorUnexpectedKeyType();
-  return Status::Success();
-}
-
-Status ToPlatformPublicKey(const blink::WebCryptoKey& key,
-                           platform::PublicKey** out) {
-  *out = static_cast<platform::Key*>(key.handle())->AsPublicKey();
-  if (!*out)
-    return Status::ErrorUnexpectedKeyType();
-  return Status::Success();
-}
-
-Status ToPlatformPrivateKey(const blink::WebCryptoKey& key,
-                            platform::PrivateKey** out) {
-  *out = static_cast<platform::Key*>(key.handle())->AsPrivateKey();
-  if (!*out)
-    return Status::ErrorUnexpectedKeyType();
-  return Status::Success();
-}
-
 const size_t kAesBlockSizeBytes = 16;
 
 Status EncryptDecryptAesCbc(EncryptOrDecrypt mode,
                             const blink::WebCryptoAlgorithm& algorithm,
                             const blink::WebCryptoKey& key,
                             const CryptoData& data,
                             std::vector<uint8>* buffer) {
   platform::SymKey* sym_key;
   Status status = ToPlatformSymKey(key, &sym_key);
   if (status.IsError())
@@ skipping 757 matching lines @@
                             key_data,
                             KeyAlgorithmToImportAlgorithm(algorithm),
                             extractable,
                             usage_mask,
                             key);
   if (status.IsError())
     return false;
   return ValidateDeserializedKey(*key, algorithm, type);
 }
 
+Status ToPlatformSymKey(const blink::WebCryptoKey& key,
+                        platform::SymKey** out) {
+  *out = static_cast<platform::Key*>(key.handle())->AsSymKey();
+  if (!*out)
+    return Status::ErrorUnexpectedKeyType();
+  return Status::Success();
+}
+
+Status ToPlatformPublicKey(const blink::WebCryptoKey& key,
+                           platform::PublicKey** out) {
+  *out = static_cast<platform::Key*>(key.handle())->AsPublicKey();
+  if (!*out)
+    return Status::ErrorUnexpectedKeyType();
+  return Status::Success();
+}
+
+Status ToPlatformPrivateKey(const blink::WebCryptoKey& key,
+                            platform::PrivateKey** out) {
+  *out = static_cast<platform::Key*>(key.handle())->AsPrivateKey();
+  if (!*out)
+    return Status::ErrorUnexpectedKeyType();
+  return Status::Success();
+}
+
 }  // namespace webcrypto
 
 }  // namespace content